XML 54 R41.htm IDEA: XBRL DOCUMENT
v3.21.1

BUSINESS - Additional Information (Details) | Mar. 31, 2021 patent
--- | ---
Organization Consolidation And Presentation Of Financial Statements [Abstract] |
Number of patents issued and pending application | 5,000

X
- Definition Number of Patents Issued And Pending Application + References No definition available. + Details
Name: | oled_NumberOfPatentsIssuedAndPendingApplication
Namespace Prefix: | oled_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant

X
- References No definition available. + Details
Name: | us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration